G03G 21/181
Manufacturing or assembling, recycling, reuse, transportation, packaging or storage
Official title: {Manufacturing or assembling, recycling, reuse, transportation, packaging or storage}
G03G21/181 (Manufacturing or assembling, recycling, reuse, transportation, packaging or storage) appears on 450 US grants and 391 published applications in this corpus.
Search patents in G03G- Granted patents
- 450
- Published applications
- 391
- Assignees
- 59
- Inventors
- 630
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 9 | 0 |
| 1998 | 16 | 0 |
| 1999 | 14 | 0 |
| 2000 | 13 | 0 |
| 2001 | 17 | 2 |
| 2002 | 12 | 17 |
| 2003 | 13 | 10 |
| 2004 | 17 | 9 |
| 2005 | 8 | 21 |
| 2006 | 16 | 17 |
| 2007 | 11 | 16 |
| 2008 | 7 | 13 |
| 2009 | 10 | 9 |
| 2010 | 17 | 14 |
| 2011 | 10 | 14 |
| 2012 | 9 | 9 |
| 2013 | 17 | 25 |
| 2014 | 17 | 22 |
| 2015 | 25 | 17 |
| 2016 | 21 | 24 |
| 2017 | 15 | 19 |
| 2018 | 17 | 21 |
| 2019 | 22 | 16 |
| 2020 | 22 | 14 |
| 2021 | 13 | 23 |
| 2022 | 21 | 14 |
| 2023 | 14 | 15 |
| 2024 | 10 | 13 |
| 2025 | 9 | 12 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Roller holding unit, cartridge and image forming apparatus8 Sep 2026US 12,730,407 B2Canon Kabushiki Kaisha
- Method of assembling developing cartridge25 Aug 2026US 12,717,270 B2Brother Kogyo Kabushiki Kaisha
- Method and system for converting a toner cartridge printer16 Jun 2026US 12,656,729 B2UI Technologies, Inc.
- Sheet-shaped sealing member, removable unit, and image forming apparatus9 Jun 2026US 12,650,659 B2Ricoh Company, Ltd.
- Image forming apparatus having toner replenishment31 Mar 2026US 12,591,198 B2Canon Kabushiki Kaisha
- Sheet-shaped sealing member, removable unit, and image forming apparatus17 Sep 2026US 2026/0277133 A1Ricoh Company, Ltd.
- Image forming apparatus25 Jun 2026US 2026/0177973 A1Canon Kabushiki Kaisha
- Cartridge including cartridge frame, first to third electrodes positioned at cartridge frame, and cartridge memory movable relative to cartridge frame21 May 2026US 2026/0140475 A1Brother Kogyo Kabushiki Kaisha
- Regenerated styrene-based resin composition and molded article of the same, and cartridge26 Mar 2026US 2026/0085179 A1Ps Japan Corporation
- Device attachable to and detachable from image-forming apparatus, and method and apparatus for remanufacturing the device12 Feb 2026US 2026/0044096 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Coupling member, process cartridge and assembling method of process cartridge201US 6,173,140 B2Canon Kabushiki Kaisha · 2001
- Recycle method for process cartridge and image forming apparatus184US 5,966,566 ACanon Kabushiki Kaisha · 1999
- Password protected memory on replaceable components for printing devices182US 6,738,903 B1Hewlett-Packard Development Company, L. P. · 2004
- Parts, and part supplying methods177US 7,200,349 B2Canon Kabushiki Kaisha · 2007
- Toner container, toner container assembling method, process cartridge, and electrophotographic image forming apparatus173US 5,878,309 ACanon Kabushiki Kaisha · 1999